getSelectSubclasses()
Return the org.apache.openjpa.sql.Select subclasses constant
for loading this relation, based on how the related type is mapped,
whether this relation is polymorphic, and whether it is configured to
use class criteria.

getIndependentTypeMappings

Return all independently-mapped joinable types for this value, depending
on whether this value is polymorphic and how the related type is mapped.
Return an empty array if value type is not PC.

getSelectSubclasses

int getSelectSubclasses()

Return the org.apache.openjpa.sql.Select subclasses constant
for loading this relation, based on how the related type is mapped,
whether this relation is polymorphic, and whether it is configured to
use class criteria.